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Oil & Gas

  |  Fri 19 Jun 2026

Geneva, June 19 -- Greenlane Renewables Global Ltd has sought patent for Biogas Upgrading System and Method with an Intermediate Deoxygenation Stage. This invention was developed by Goudie Dale William and Douville Brad Donald. The patent application number is WO2025CA51624 20251202. The patent publication number is WO2026117..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Cnpc Bohai Drilling Engineering Co Limited and China National Petroleum have sought patent for Intelligent Sand Shale Detection Short Section and Method. This invention was developed by Xu Minglei, Dou Huiping, He Yuefeng, Chen Xinhai and Luo Yucai. The patent application number is CN202411200987 20240829...

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Cnpc Bohai Drilling Engineering Co Limited and China National Petroleum have sought patent for Throwing and Fishing Device, Throwing and Fishing Method, Throwing and Fishing System, Throwing and Fishing Execution Device and Application. This invention was developed by Wang Yiping, Wang Jiang, Yang Tingan, Li ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Liaoning Kuake Petroleum Equipment Co Ltd has sought patent for Blowout Prevention Wellhead Sealing Device for Broken Rod. This invention was developed by Zhang Yu, Chen Bingyi, Sun Shiyong, Zhang Jiandong, Zhao Zihao, Zhao Guangyou, Yang Xiaoling, Sun Pengfei, Xia Pengcheng, Wang Chao, Tan Hailin and Dong Wa..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Cnpc Xibu Drilling Engineering Co Limited and China National Petroleum have sought patent for High-temperature and High-pressure Ultra-deep Well Oil Testing Early-stage Underground Data Recording Method. This invention was developed by Chen Xueru, Chen Liang, Liu Yang, Song Zhitong, Li Yi, Mao Xinjun, Feng Me..

Oil & Gas

  |  Thu 18 Jun 2026

Beijing, June 19 -- China Petroleum Eng & Constr Corp and China National Petroleum have sought patent for Liquefied Gas Storage Device. This invention was developed by Guo Chao, Luo Shuangquan and Shen Quanfeng. The patent application number is CN202411251074 20240906. The patent publication number is CN121631160 (A). Interna..

Oil & Gas

  |  Thu 18 Jun 2026

Beijing, June 19 -- Nat Bio Energy Group Co Ltd and Hangzhou Yunjiang New Energy Tech Co Ltd have sought patent for Combustible Gas Low-nitrogen Combustion System. This invention was developed by Li Yunchuan, Zhuang Huiyong, Yu Chunjiang, Wang Zhenjiang, Zhang Youjun and Lyu Yingsheng. The patent application number is CN20251..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Hubei Lianchang New Mat Co Ltd has sought patent for Tail Gas Adsorption Tower for Hydrogen Fluoride. This invention was developed by Lyu Jinping, Wei Xianqing, Zheng Shanxiang, Liu Wei and Zhang Yifei. The patent application number is CN202511817509 20251204. The patent publication number is CN121550764 (..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Tianjin Xinyuan Hydrogen Energy Co Ltd has sought patent for Hydrogenation Mother Station Hydrogen Recovery System and Method. This invention was developed by Wang Yunfei, Chen Hui, Zhi Qiangfeng, Nie Jiabo, Deng Jianyue and Zhang Weibo. The patent application number is CN20261083762 20260122. The patent p..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Shaanxi Huating Tech Co Ltd patent application for Harmless Purification Device for Fracturing Flow-back Fluid of Oil and Gas Field. Hao Weijia, Chen Shaokun, Chen Shaoqian, Liang Hua and Song Shiwei developed the invention. The patent application nu..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Device and Method for Testing Damage Degree of Working Fluid to Reservoir Under Gas Reservoir Condition. This invention was developed by Han Xinggang, Zhang Yuanyuan, Luo Jianning, Sun Lei, Feng Min, Hu Yong, Wang Long, Li Ya, Wang Jiping and Jiao C..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Method and Device for Comprehensively Measuring Porosity of Shale. This invention was developed by Tang Yong, Qin Zhijun, Zhao Yi, Qian Yongxin, Jiang Zhenxue, Zheng Menglin, He Wenjun, Gao Zhiye, Ma Guoming and Zou Yang. The patent application n..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Method and System for Quantitatively Evaluating Contribution Degrees of Imbibition, Oil Washing and Energy Increasing in Huff-puff Process. Li Ming, Hui Zeyou, Zhang Xuyang, Tian Hui, Li Zhihong, Liu Jiaxing, Nie Xiaobin, Zhang Yun, Ning Meng, Luo Q..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Full-size Aperture Characterization Method and Device. Liu Jianyu, Pan Shuxin, Wang Guodong, Zhang Han, Xu Duonian and Qiu Tingcong developed the invention. The patent application number is CN202411227917 ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Inst patent application for Experimental Device, Experimental Method and Detection System for X-ray Diffraction of Clay. The invention was developed by Ning Lirong, Yu..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Changqing Eng Design Co Ltd and China National Petroleum have submitted a patent application for Gas Detection Control System and Detection Method. This invention was developed by Yang Xiaofeng, Zhang Xin, Zhang Junyao, Chen Zhao'an, Qiao Wenbo, Wu Baoxiang, Yang Chong, Ren Xiaofeng, Liu Yuangang, Yao Xinwei,..

Oil & Gas

  |  Thu 18 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Same-layer Different-section Terrestrial Heat Taking and Filling Method and Related Equipment. The invention was developed by Wei Da, Tang Zuofeng, Qiu Shuli, Yang Songlin, Liang Fei, Sun Hongjun, Lin Zhongk..

Oil & Gas

  |  Thu 18 Jun 2026

Beijing, June 19 -- China Petroleum Eng & Constr Corp and China National Petroleum have applied Chinese patent for Air Source Heat Pump and Built Water Jacket Heating Furnace Coupling Heating System and Technology. Ye Dong, Zhang Ting, Zhu Peng and Sun Yijie developed it. The patent application number is CN202411182321 202408..

Oil & Gas

  |  Thu 18 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Taihang Nat Laboratory patent application for Cavity Type Hydrogen Micro-mixing Combustion Chamber Head and Design Method. The invention was developed by Tao Chao, Zhou Ping and Gu Shibo. The patent application number is CN202610141369 20260202. The..

Oil & Gas

  |  Thu 18 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Tracking and Positioning System and Method for Detector in Gas Pipeline. Wang Xinyi, Bao Mingyu, Sun Mingnan, Liu Chang, Fu Wendi and Lin Dong developed the invention. The patent application number is CN202411212608 20240830. The patent publicati..

Oil & Gas

  |  Thu 18 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has sought patent for Broken Pipe Detecting and Positioning Method, System and Equipment Based on Genetic Algorithm. This invention was developed by Gu Tao, He Bo, Ren Yifan, Ma Jiangping, Fu Pengqiao and Zeng Xiaoying. The patent application number is CN202411257522 20240909. The pat..

Oil & Gas

  |  Thu 18 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released Gem Pipe Co Ltd Of China Nat Petroleum Corporation, CNPC National Petroleum Tubular Goods Engineering Tech Research Center Co Ltd and China National Petroleum patent application for Visual Ultrahigh-pressure Wear-resistant Flexible Composite Pipe and Ma..

Oil & Gas

  |  Thu 18 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Composite Lining Wax-repellent Oil Pipe, Preparation Method, System and Application. This invention was developed by Chen Qiang, Wei Songbo, Huang Shouzhi, Hao Zhongxian and Gao Yang. The patent application number is CN202411211982 20240830. The ..

Oil & Gas

  |  Fri 19 Jun 2026

Geneva, June 19 -- CNPC Xibu Drilling Engineering Co Limited and China National Petroleum have submitted a patent application for Magnetic-levitation Drilling Steering and Anti-deviation Tool, and Vertical Drilling System. Shang Cangjian, Tian Ruiqiang, Cheng Rongchao, Yan Biao, Zhao Jibin, Wu Zhi and Zhou Haifeng developed the ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Oil Reservoir Building and Capacity Expansion Operation Method and Equipment and Medium. The invention was developed by Zhang Yang, Duan Bin, Wang Miao, Zheng Jiapeng, Li Cong, Tanaka Kei, Gao Guangliang, He..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- CNPC Engineering Materials R&D Co Limited and China National Petroleum have submitted a patent application for Marine Natural Gas Hydrate In-situ Drilling and Production Robot. Han Lihong, Mou Yisheng and Yang Shangyu developed the invention. The patent application number is CN202411228058 20240903. The pa..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published China University of Petroleum, Beijing patent application for Fracture Inclination Angle Identification Method, Device and Equipment for Horizontal Well Passing Crack and Medium. The invention was developed by Wang Kewen, Liu Peng, Zhang Mengsheng, Wan..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Testing Device and Testing Method for Evaluating Acid Etching Crack Parameters. This invention was developed by Liu Jiangyu, Wang Chunsheng, Zhang Yiguo, Zhang Bao, Peng Fei, Zhong Bowen, Huang Kun, Liu Hui, ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Method and System for Predicting Flow Conductivity of Acid Etching Wall Surface of Deep Carbonate Reservoir. This invention was developed by Chen Weihua, Li Fei, Tang Xinyuan, Zhang Xiangfei, Wang Xi and Wang Zhouyang. The patent application numb..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Shale Reservoir Permeability Determination Method and Device Based on Sequential Inversion Algorithm. This invention was developed by Di Yunting, Jiang Rui, Cho Sung-hyun, Liu Dongchen, Chen Yue and Cao Lieya..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Abnormal Formation Pressure Coefficient Prediction Method and Device, Electronic Equipment and Storage Medium. The invention was developed by Zhang Yiqiong, Mo Wuling, Jiang Ren, Wang Xueke, Lin Yaping, Ji Z..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Deep Stratum Natural Deflecting Force Evaluation Method and Device. This invention was developed by Li Yuan, Shi Jiangang, Zhong Zhen, Ruan Biao, Yin Tianshi, Wu Desheng, Guo Yong and Lu Zongyu. The patent..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Method and Device for Quantitatively Evaluating Brittleness of Deep Coal Rock Gas Reservoir. This invention was developed by Li Jun, Dong Caiyuan, Li Dejiang and Lin Tong. The patent application number is CN202411202610 20240829. The patent publi..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Co patent application for Special Device and Method for Evaluating Water Invasion Effect of Edge Water Gas Reservoir. This invention was developed by Su Yaxian, Liu Chao, Qi Guixue, Zhang Wenbin,..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Tight Gas Reservoir Well Pattern Adjusting and Optimizing Method, Device and Equipment. The invention was developed by Li Fuping, Chen Fangxuan, Bai Yuqi, Feng Naichao, Zheng Shuai, Xu Tong, Jia Ailin and Li..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Method and Equipment for Predicting Total Organic Carbon in Source Rock Stratum Containing Carbonate Rock. Han Hongwei, Wang Mingchao, Li Hongye, Yang Lu, Sun Xinyu, Zhang Jiaqi, Chen Dan, Yin Yipeng, Gao Wei..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released China Petroleum Logging Co Ltd and China National Petroleum patent application for Far Exploration Sound Wave Migration Imaging Data Three-dimensional Well Trajectory Correction Method and Related Equipment. This invention was developed by Fu Shaoqing, ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Schlumberger Technology has submitted a patent application for Electromagnetic Logging Instrument Adopting Line Pipe Interference Suppression. This invention was developed by Belleville Richard, Fernandez Daniel, Dementyev Andrey, Frey Meghan and Du Ming. The patent application number is CN202511213327 20250..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- CNPC Xibu Drilling Engineering Co Limited and China National Petroleum have submitted a patent application for Swing Type Continuous Wave Pulser Ground Test System and Test Method. This invention was developed by Li Zhenbao, Li Yongyong, Yi Ming, Wang Di, Chen Kunlin, Zhang Shengpeng and Li Fuqiang. The pa..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has sought patent for Method and Device for Determining Coal Rock Gas Distribution Range. This invention was developed by Lin Tong, Zhao Zhenyu, Guo Zeqing, Chen Gang and Li Pan. The patent application number is CN202411193263 20240828. The patent publication number is CN121630393 (A)..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- China Petroleum Logging Co Ltd and China National Petroleum have submitted a patent application for Bubble Point Pressure Measuring Method and Device and Pump Control System. This invention was developed by Liu Wenqiang, Jia Mingbin, Zhang Tao, Li Dong, Chen Hao, Huo Yong, Zhang Jialiang, Wen Rou, Li Guoli, H..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Sinopec Oilfield Service, Intelligent Information Tech Support Center Of Sinopec Shengli Petroleum Engineering Co Ltd and Sinopec Shengli Petroleum Engineering patent application for System and Method for Monitoring Annulus Liquid Level in Drilling Well..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has filed a patent application for Method and Device for Analyzing Sucker Rod Load in Pumping Well. This invention was developed by Song Kecong, Fu Tao, Shen Fei, Huang Shouzhi, Xu Jianguo, Fan Chuanlei, Zhang Xiangyang, Zhu Longpeng, Zhang Hao, Zhou Ze and Yang Qinghai. The patent ap..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Petrochina Co Limited; Daqing Oilfield patent application for Method for Improving Evaluation Accuracy of Heterogeneity of Three Types of Oil Layers. The invention was developed by Jiang Lili, Tang Sheng, Xu Chang, Li Gengchang, Yang Weihua, Su Shangha..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Method for Indicating Through-well Crack Through Wave Amplitude in Array Acoustic Logging Mode and Related Device. Wu Xingneng, Zhang Xinlei, Ai Yong, Nobutake, Bie Kang, Ge Shengquan, Huang Ruokun and Duan W..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has sought patent for Method and Device for Predicting Free Gas and Exploitable Resource Quantity of Deep Coal Rock. This invention was developed by Lin Tong, Wang Zhihong and Yang Wei. The patent application number is CN202411263609 20240910. The patent publication number is CN121630..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has filed a patent application for Prejudgment Method and System for Temporary Plugging Steering Difficulty in Old Well Seam. This invention was developed by Wu Guodong, Zhang Jingchun, Lyu Zhenhu, Yu Tianxi, Dong Jingfeng, Li Jie, Sun Xize, Han Feipeng, Li Daiqiang and Li Huan. The p..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released Schlumberger Technology patent application for Predicting Well Intervention Operation Success Opportunity for Well Intervention Plan. This invention was developed by Mckee Jeffrey, Lu Ying, Jing Dian, Mou Binrui, Gemmel Daniel, Xu Dawei, Meng Lihui, Li ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Migration Experiment Device for Propping Agent Migration Law Research. Zeng Ji, Huang Xin, Yang Jian, Liu Fei, Lyu Zefei and Wang Zhouyang developed the invention. The patent application number is CN202411248594 20240906. The patent publication n..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Inst patent application for Method and Device for Quantitatively Evaluating Dynamic Packing Property of Interlayer of Low-permeability Carbonate Rock Gas Reservoir. Du ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Infinite Stratified Oil Testing and Production Testing Method for Testing Directional Well in Dragging Mode Through Nonmetal Coiled Tubing. This invention was developed by Hou Ze, Song Chengli, Lu Yufeng, Wan..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Extra-heavy Oil Reservoir Flooding Evaluation Method and Related Equipment. Zhang Chonggang, Yang Guikai, Wang Xianzheng, Wei Dongshuai, Zhao Hui, Zhu Jianqing, Liu Honglei, Liu Gaohua, Si Yong, Wang Jingjing..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has sought patent for Flow Metering Device and Co2 Flooding Minimum Miscible Pressure Testing System and Method. This invention was developed by Li Zhongcheng, Chen Wei, Li Mingyi, Wang Feng, Zhang Hua, Wu Wei and Li Jinlong. The patent application number is CN202411205526 20240830. T..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Method and Device for Evaluating Safety of Tubular Column of Lifting System of Electric Submersible Screw Pump. The invention was developed by Zhu Shijia, Chen Qiang, Huang Shouzhi, Zhang Lixin and Hao Zhong..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Device and Method for Monitoring and Identifying Underground Perforation of Oil Well. This invention was developed by Ma Bing, Li Xiaoyan, Liu Shun, Xian Sheng, Chen Wenbin, Li Chuan, Cao Wei, Bai Jie, Liu Hanbin, Qi Yin, Xue Xiaojia and Xu Chuangch..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Closed Gas Well Drainage Pry and Using Method. This invention was developed by Lai Haitao, Liang Wanyin, Liu Yang, Shen Zhihao, Shao Yuan, Wang Zhiguo, Zhou Shaowei, Chen Xiaoli, Wang Xiongxiong and Jiang Zhiqiang. The patent application number i..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Guizhou Youchi Energy Tech Co Ltd patent application for Safe Ignition Method for Underground In-situ Gasification of Coal in High-gas Coal Seam. The invention was developed by Wang Lingxia, Zhou Ze and Yang Lei. The patent application number is CN2..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has sought patent for Experimental Device and Optimization Method for Optimizing Laying Parameters of Deep Coal Rock Proppant. This invention was developed by Xu Xiaochen, Wen Xiaoyong, Liu Yi, Chen Baochun, Xie Yonggang, Liu Qian, Ma Huan, Zhao Qianyun, Liu Hanbin, Zhang Kuangsheng and ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Rod Pumped Well Parameter Adjusting Method. Ren Guishan, Liu Chengyuan, Zhou Huaxing, Chen Xuemei and Wu Xiaowen developed the invention. The patent application number is CN202411261963 20240910. The paten..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Method, System and Equipment for Controlling Water Content Rise of Oil Well of Ultra-low Permeability Reservoir. Wang Zhanliang, Zhai Guanghua, Zhang Dongxing, Zou Tuo, Liu Yu, Li Tao, Zhang Wei, Dou Songjian..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has sought patent for Integrated Drainage and Gas Production Pipe Column and Gas Production Method. This invention was developed by Cai Jiaming, Tian Wei, Chen Yong, Xiao Shuqin, Wang Xianwen, Wang Jiaxin, Wang Xiaorong, Wei Yaming, Jia Youliang and Zhao Zhengyan. The patent applicati..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has filed a patent application for Winding Drum Type Long-stroke Oil Pumping Equipment. This invention was developed by Hu Sujuan, Yao Yang, Gan Qingming, Shi Haixia, Zhang Siyu, Sun Jijia, Zheng Gang, Zhang Yan, Liu Guangsheng and Li Loulou. The patent application number is CN2024112..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Gas Well Closed Drainage Device and Using Method. This invention was developed by Lai Haitao, Han Qiaorong, Liang Wanyin, Liu Yang, Shen Zhihao, Wang Zhiguo, Shao Yuan, Chen Xiaoli, Wang Xiongxiong and Jiang ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Gas Well Single-pipe Jet Pump Drainage and Mining Device and Using Method Thereof. The invention was developed by Yu Zhigang, Liu Shichun, Tian Wei, Cai Jiaming, Song Hanhua, Xiao Shuqin, Yang Xudong, Wang X..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has submitted a patent application for Stacked and Inserted Crank Balancing Device for Oil Pumping Unit. This invention was developed by Chen Jing, Shi Dejun, Ji Xiaoke, Mao Yong and Jing Siyu. The patent application number is CN202411198133 20240829. The patent publication number is ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published China Petroleum & Chemical, Sinopec Oilfield Service, Drilling Technology Research Inst Of Shengli Petroleum Engineering Co Ltd Sinopec and Sinopec Shengli Petroleum Engineering patent application for Fixed-point Spraying and Flushing Device for Operat..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Sinopec Oilfield Service and Sinopec Petroleum Eng Corp patent application for Polymer Closed Full-automatic Preparation System and Method for Tertiary Oil Recovery of Oil Field. Wang Aiqian, Koh Jean, Peng Gang, Liu Huan, Zhou Jing, Zhang Lei, Chen Jia..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- CNPC Xibu Drilling Engineering Co Limited and China National Petroleum have applied Chinese patent for Blockage Removing and Injection Increasing Method for Strong Production and Strong Well Injection of Gas Storage. Zhang Yongguo, Bao Li, Li Yipeng, Shen Binbin, Li Mingqiang, Wang Yongkang, Wang Haibo, Yang ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has filed a patent application for Downhole Power Generation Self-heating Paraffin Control and Viscosity Reduction Device and Using Method Thereof. This invention was developed by Kong Fannan, Yang Jianping, An Jiuquan, Wang Xuelian, Lu Yu, Lu Fugang, Hao Ruihui, Zhang Teng, Wang Wengang..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has applied Chinese patent for Sleeve Sliding Sleeve Opening and Closing Device and Method. Yang Yixing, Xue Xiaowei, Zhao Shuo, Wang Shangwei, Ren Guofu, Hu Xiangjun, Xie Yonggang, Wang Zaiqiang, He Hua and Hu Kaibin developed it. The patent application number is CN202411265109 20240..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has sought patent for Positioning Sliding Sleeve and Using Method Thereof. This invention was developed by Liu Zhongneng, Ren Yong, Yang Yixing, Guo Siwen, Zhao Shuo, Wang Shangwei, Ren Guofu, Zhang Huaguang, Hu Xiangjun and Xie Yonggang. The patent application number is CN20241126510..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Sinopec Oilfield Service, Drilling Technology Research Inst Of Shengli Petroleum Engineering Co Ltd Sinopec and Sinopec Shengli Petroleum Engineering patent application for Gravel Packing Segmented Sand-removing Valve. Chen Yang, Wei Xinfang, Dong Enbo,..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Ningbo Beilun Yunbo Machinery Equipment Co Ltd has submitted a patent application for Automatic Oil Discharge Type Oil-water Separation Device and Use Method Thereof. This invention was developed by Tian Tingting and Peng Qingyun. The patent application number is CN20261015359 20260107. The patent publicat..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released Beijing Yineng Hydrogen Source Tech Co Ltd patent application for Skid-mounted Device for Preparing Ammonia from Green Hydrogen. This invention was developed by Wang Fei, Zhou Yi, Lv Pin, He Huizi, Lu Chuan, Wang Lei and Liu Shanshan. The patent appl..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Shiyou Chemical Yangzhou Co Ltd has applied Chinese patent for Process Method for Stably Producing Hydrogen from Methanol and Application of Process Method. Zheng Yongyao developed it. The patent application number is CN202511725863 20251124. The patent publication number is CN121553901 (A). International ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Dongying Rongke Chemical Co Ltd has applied Chinese patent for Automatic Discharging Buffer Device for Calcined Petroleum Coke. Zhong Lei, Ma Xianzhen and Liu Hui developed it. The patent application number is CN202511937546 20251222. The patent publication number is CN121553637 (A). International Patent C..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has sought patent for Method for Analyzing Diagenesis of Clay Minerals by Combining Physical Simulation and Numerical Simulation. This invention was developed by Yu Cong, Yu Zhichao, Liao Fengrong, Guan Modi, Huang Xiu and Ding Lihua. The patent application number is CN202411227757 20..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published China National Offshore Oil Tech Testing Co Ltd patent application for Pressure Vessel Nondestructive Testing Simulation Test Device with Replaceable Test Panel. The invention was developed by Gao Shanglei, Fang Jingzhe, Chen Qiuhua, Ji Yulei, Liu Ning..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published China Petroleum & Chemical, Sinopec Qingdao Petrochemical Co Ltd and Sinopec Safety Engineering Research Inst Co Ltd patent application for Circulating Water Material Leakage Simulation Device. The invention was developed by Xiao Anshan, Xiao Han, Gao ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released China Petroleum & Chemical, Sinopec Shengli Oilfield and Shengli Oilfield Qingdao Tech Research And Development Center Co Ltd patent application for High-temperature-resistant Lipopeptide Reinforced Foam Oil Displacement System as Well as Screening Meth..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has released China Petroleum & Chemical, Sinopec Shengli Oilfield and Shengli Oilfield Qingdao Tech Research And Development Center Co Ltd patent application for Rhamnolipid Foam Oil Displacement System for Medium-low Permeability Oil Reservoir as Well as Screening ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- CNPC Chuanqing Drilling Engineering Co Limited and China National Petroleum have submitted a patent application for Device and Method for Evaluating Plugging Characteristics of Temporary Plugging Material. This invention was developed by Li Yanchao, Feng Qiang, Tan Rui, Wang Yixuan, Zou Longqing, Li Junxiang,..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has applied Chinese patent for Separation Method of Disulfonate Component in Mahogany Petroleum Sulfonate. Que Tingli, Guan Dan, Dang Sisi, Tang Wenjie, Xu Chongjun, Dai Xuecheng, Luan Hexin, Shao Hongzhi, Yun Qingqing and Maiti Pattiguli developed it. The patent application number is..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- CNPC Xibu Drilling Engineering Co Limited and China National Petroleum have submitted a patent application for Tight Oil Fluid Property Evaluation Method Based on Pyrolysis Gas Chromatography. Li Li, Li Kairong, Liu Ruihong, Chen Junnan, Yan Jie, Chen Chong and Sui Zedong developed the invention. The paten..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has applied Chinese patent for Method for Constructing Carbon Isotope Distribution Diagram of Hydrocarbon Source Rock and Determining Oil Gas Source. Li Dejiang, Dong Caiyuan, Li Jin, Han Joong-hee, Guo Zeqing, Cheng Honggang and Guo Jianying developed it. The patent application numbe..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has applied Chinese patent for Butene Measurement Pretreatment Device and Composition Measurement Method. Yi Xuefei, Liang Liwei, Jin Shuhan, Jin Lili, Zhao Tiekai, Rong Lili, Zhao Jina, Feng Bin, Feng Xiufang and Xu Tingting developed it. The patent application number is CN2024112089..

Oil & Gas

  |  Fri 19 Jun 2026

Geneva, June 19 -- Petrochina Co Limited has submitted a patent application for Catalyst, Method for Producing Catalyst, and Method for Producing Hydrogenated Compound. This invention was developed by Miyazawa Takashi and Tashita Shin-ya. The patent application number is WO2025JP41982 20251202. The patent publication number i..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Thickened Oil Thermal Recovery High and Low Temperature Oxidation State Judgment Method and Device and Storage Medium. The invention was developed by Zhao Qinghui, Xue Ying, Yang Pengcheng, Cheng Haiqing, Ya..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Sanya Ocean Oil and Gas Research Inst Northeast Petroleum University has submitted a patent application for Sound Wave Measurement Method for Rock Debris in Oil-based Mud and Sound Wave Logging Instrument. This invention was developed by Hu Jinhua, Chen Zhiyuan, Shi Xueying, Liu Bo, Liu Peidong, Dong Xu, Jia ..

Oil & Gas

  |  Fri 19 Jun 2026

Geneva, June 19 -- Mitsubishi Heavy Ind Ltd and Mitsubishi Power have filed a patent application for Hydrogen Production System and Hydrogen Production Method. This invention was developed by Matsuo Satoru, Kato Masayuki and Sengoku Kento. The patent application number is WO2025JP41726 20251201. The patent publication number ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Steel Pipeline Internal Corrosion Detection Device and Working Method Thereof. The invention was developed by Liu Yechao, Bai Jinliang, Ma Jingyang, Chen Shidong, Sheng Zhe, Chen Ande, Liu Juhui, Ma Jiandong..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- CNPC Chuanqing Drilling Engineering Co Limited and China National Petroleum have submitted a patent application for Double-solenoid Type Coiled Tubing Damage Detection Device. This invention was developed by Tang Yuwen, Wu Chengbin, Liang Keliang, Yu Xin, Sun Zhaoyan, Guan Bin, Li Yuanyuan, Liu Zhiyao, Fang Z..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has sought patent for Oil Storage Tank Accessory Anti-freezing and Anti-blocking Risk Diagnosis Device in Low-temperature Environment and Use Method. This invention was developed by Jiang Weiguang, Zhang Biao, He Zhanyou, Liu Peihua, Xu Ziqiang, Li Shuyu, Zhang Xuan, Gao Lei, Chen Yan an..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- Petrochina Co Limited has filed a patent application for Oil Storage Tank Safety Accessory Risk Diagnosis System and Method. This invention was developed by Zhao Xiaochun, He Zhanyou, Zhang Biao, Liu Peihua, Xu Ziqiang, Xi Jiaxin, Li Eryang, Zhang Xuan, Zhang Qian, Li Zhaolin, Xu Wenlong, Jiang Weiguang, Li S..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Environment Self-adaptive Adjustment Pipeline Plugging Process Evaluation Device and Method. Xu Wenlong, Jiang Weiguang, He Zhanyou, Zhang Biao, Liu Peihua, Yao Jian, Li Shuyu, Li Eryang, Zhang Xuan and Chen ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Cnpc Engineering Materials R & D Co Limited and China National Petroleum patent application for Sea Shaft Packing Sealing Performance Test Evaluation Device and Evaluation Method. Han Lihong, Mou Yisheng and Yang Shangyu developed the invention. The ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Leak Detection and Grinding Device for Reciprocating Compressor Packing and Use Method. Wang Xinglian, Wei Qiang, Wei Shengli, Ge Chengqing, Li Fuwen, Liu Jianfeng, Zhu Xiaodong, Zhan Peide, Liu Zhao and Wang..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has received Beijing LSJ Tech Development Co Ltd patent application for Leakage Source Positioning Method and Device Based on Gas Concentration. Li Xiaoling developed the invention. The patent application number is CN20261017634 20260107. The patent publication n..

Oil & Gas

  |  Fri 19 Jun 2026

Geneva, June 19 -- World Intellectual Property Organization has published Fojlaley Mehrdad, Moradi Saeb, Bakhshandeh Abkenar Morteza, Bakhshandeh Abkenar Masoud and Mousavi Khosravi Seyed Majid patent application for a Nitrogen-powered Compressed Air Foam Apparatus for Fire Suppression with Integrated Dosing and Mixing Ability. ..

Oil & Gas

  |  Fri 19 Jun 2026

Beijing, June 19 -- State Intellectual Property Office of China has published Zhanjiang Branch of China National Offshore Oil patent application for Electrical Equipment Passive Wireless Temperature Measurement System with Surface Acoustic Wave Dual-frequency Compensation and Radio Frequency Activation. The invention was develop..
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